11110413440 has 64 divisors (see below), whose sum is σ = 30355248960. Its totient is φ = 3809283072.

The previous prime is 11110413421. The next prime is 11110413443. The reversal of 11110413440 is 4431401111.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11110413443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1235522 + ... + 1244481.

It is an arithmetic number, because the mean of its divisors is an integer number (474300765).

Almost surely, 2^11110413440 is an apocalyptic number.

11110413440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11110413440 is an abundant number, since it is smaller than the sum of its proper divisors (19244835520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11110413440 is an equidigital number, since it uses as much as digits as its factorization.

11110413440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480029 (or 2480017 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11110413440 its reverse (4431401111), we get a palindrome (15541814551).

The spelling of 11110413440 in words is "eleven billion, one hundred ten million, four hundred thirteen thousand, four hundred forty".